package acm.reader;

import java.io.*;
import java.util.StringTokenizer;

class Reader {
    private StringTokenizer tokenizer=new StringTokenizer("");
    private BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
    private PrintWriter pr=new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));

    private String innerLine(){
        try {
            return in.readLine();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
    }
    public boolean hasNext(){
        while (!tokenizer.hasMoreTokens()){
            String line = innerLine();
            if (line==null) return false;
            tokenizer=new StringTokenizer(line);
        }
        return true;
    }
    public String nextLine(){
        tokenizer=new StringTokenizer("");
        return innerLine();
    }
    public String next(){
        hasNext();
        return tokenizer.nextToken();
    }
    public int nextInt(){
        return Integer.parseInt(next());
    }

    public static void main(String[] args) {
        Reader sc=new Reader();
        int i = sc.nextInt();
        int i1 = sc.nextInt();
        String line = sc.nextLine();
        int i2 = sc.nextInt();
        System.out.println();
    }

}
